One vertex per element, one color per generator, with an edge from x to x·s.
(3,9)(7,10)(11,15)(14,16)(17,18)(19,24)(20,21)(22,32)(23,26)(25,30)(27,31)(28,29)(33,34,39,37)(35,43,44,40)(36,42,38,41)(45,47,46,48)(1,2)(3,10)(4,12)(5,6)(7,9)(8,13)(11,14)(15,16)(17,19,23,22)(18,24,26,32)(20,27,30,29)(21,31,25,28)(34,37)(35,44)(41,42)(45,46)(2,6)(7,10)(8,12)(14,16)(17,20)(18,25)(19,27)(21,26)(22,29)(23,30)(24,28)(31,32)(33,35,39,44)(34,40,37,43)(36,45,38,46)(41,47,42,48)(1,2)(3,7)(4,8)(5,6)(9,10)(11,14)(12,13)(15,16)(33,36,39,38)(34,41,37,42)(35,45,44,46)(40,47,43,48)(1,3,5,9)(2,7,6,10)(4,11,13,15)(8,14,12,16)(17,21,23,25)(18,20,26,30)(19,28,22,31)(24,29,32,27)(33,37,39,34)(35,43,44,40)(36,42,38,41)(45,48,46,47)(1,4)(2,8)(3,11)(5,13)(6,12)(7,14)(9,15)(10,16)(17,22,23,19)(18,24,26,32)(20,29,30,27)(21,31,25,28)(33,38,39,36)(34,42,37,41)(35,46,44,45)(40,48,43,47)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.